P07B7
Transmission Park Position Sensor/Switch A Circuit Intermittent/Erratic
Generic code
Transmission System
High severity
Hard repair
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What P07B7 means
- Issue detected in the input signal from the park or neutral gear
Possible symptoms
- Drop in fuel economy
- Potential for future engine damage
- Vehicle may shift roughly
- The vehicle will not start, or may lose power and stall, if the fuel gets too hot and boils off
Possible causes
- Misadjusted transfer case range sensor
- Faulty or damaged transfer case range sensor
- Damaged, open, shorted, or corroded electrical wiring
- Corrosion in sensor connector
- Damaged or faulty drive switch
Related parts
- Neutral Switch: The neutral safety switch is a safety feature in automobiles with automatic transmissions. It prevents the car from starting if it is in gear. Problems with this switch will cause difficulty in shifting gears from neutral position
Possible solutions
- Visually inspect all wiring and connectors for signs of damage or corrosion
- Ensure the traction control module is inactive on the network, and check if any other modules are also inactive
- If multiple modules are offline, the error is related to the CAN bus
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P07B7 on OBD DashX
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